PROGRAM TO DEMONSTRATE THE USE OF STRING CLASS AND EMPLOYING AT LEAST 10 STRING HANDLING METHODS

class StringMethods

{    public static void main(String args[ ])

{    String string1 = new String ("WELCOME TO");

String string2 = new String (" JAVA PROGRAMMING");

String s3,s4,s5,s6,s7,s8;

boolean b;

char ch;

int a,c;

System.out.println("\n\nSTRING1 is  : "+string1);

s3 = string1.toLowerCase();

System.out.println("\n\nSTRING1 is Converted into Lower Case       : "+s3);

s4 = string1.toUpperCase();

System.out.println("\n\nSTRING1 is Converted into Upper Case       : "+s4);

s5 = string1.replace ('O','A');

System.out.println("\n\nSTRING1's character 'O' is Replaced by 'A'  : "+s5);

a = string1.length();

System.out.println("\n\nLength of The STRING1  is                  : "+a);

ch = string1.charAt(5);

System.out.println("\n\nThe Character Present at Index value = 5 in the STRING1 is : "+ch);

s7 = string1.substring(5);

System.out.println("\n\nThe Substring  Starting from index value = 5 of STRING1 is :"+s7);

s6 = string1.trim();

System.out.println("\n\nAfter Remove White Spaces at the Beg. and End of the STRING1 is : "+s6);

System.out.println("\n\nSTRING2 is  : "+string2);

b  = string1.equals(string2);

System.out.println("\n\nAre Both Strings Equal? True  or  False    : "+b);

s6 = string1.concat (string2);

System.out.println("\n\nThe Concatenates of  STRING1 &  STRING2 is : "+s6);

s8 = string2.substring(5,11);

System.out.println("\n\nThe Substring Start from index value = 5 to 11 of STRING2 : "+s8); //Not including 11th index value

}

}